121141110287 has 2 divisors, whose sum is σ = 121141110288. Its totient is φ = 121141110286.

The previous prime is 121141110229. The next prime is 121141110323. The reversal of 121141110287 is 782011141121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121141110287 - 2²⁶ = 121074001423 is a prime.

It is a super-3 number, since 3×121141110287³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121141110887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60570555143 + 60570555144.

It is an arithmetic number, because the mean of its divisors is an integer number (60570555144).

Almost surely, 2^121141110287 is an apocalyptic number.

121141110287 is a deficient number, since it is larger than the sum of its proper divisors (1).

121141110287 is an equidigital number, since it uses as much as digits as its factorization.

121141110287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 29.

The spelling of 121141110287 in words is "one hundred twenty-one billion, one hundred forty-one million, one hundred ten thousand, two hundred eighty-seven".